Home / 4,905.15-6,769.06-2,666.98

Finding the Fourth Proportional to 4,905.15, 6,769.06 and 2,666.98

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Solution

The fourth proportional to 4,905.15, 6,769.06 and 2,666.98 is: 3,680.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.15 : 6,769.06 = 2,666.98 : x
  2. Step 2: Convert to fraction form
    4,905.15/6,769.06 = 2,666.98/x
  3. Step 3: Cross multiply
    4,905.15x = 6,769.06 × 2,666.98
  4. Step 4: Simplify right side
    4,905.15x = 18,052,947.64
  5. Step 5: Solve for x
    x = 18,052,947.64/4,905.15
  6. Step 6: Final answer
    x = 3,680.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.